Home / 220,142.24-330,144.23-93,781.16

Finding the Fourth Proportional to 220,142.24, 330,144.23 and 93,781.16

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Solution

The fourth proportional to 220,142.24, 330,144.23 and 93,781.16 is: 140,642.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,142.24 : 330,144.23 = 93,781.16 : x
  2. Step 2: Convert to fraction form
    220,142.24/330,144.23 = 93,781.16/x
  3. Step 3: Cross multiply
    220,142.24x = 330,144.23 × 93,781.16
  4. Step 4: Simplify right side
    220,142.24x = 30,961,308,856.71
  5. Step 5: Solve for x
    x = 30,961,308,856.71/220,142.24
  6. Step 6: Final answer
    x = 140,642.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.